4
egotist(noun, brag, peacock, braggart, hotshot)
3
egomaniac(noun, individualist, egotist, self-publicist)
3
line-shooter
3
loudmouth(noun, braggart)
3
mushroom(feature, person, character, trait)
3
poseur(feature, person, character, trait)
3
vulgarian(feature, person, character, trait)
2
bag of wind(noun, expression, idiom, fool, bore)
2
big mouth
2
bigmouth(noun, fool, bore, brag, peacock)
2
bouncer(noun, braggart)
2
cockalorum
2
fanfaron(noun, boasting, braggart, blusterer)
2
flaunter(sausage, frankfurter)
2
gascon(noun, fool, bore, brag, peacock)
2
gasconader
2
hot dog(noun, expression, idiom, frankfurter, showoff)
2
trumpeter(noun, brag, boasting, peacock, braggart)
1
Georgia hot(expression, sausage, frankfurter)
1
big-timer(noun, brag, peacock, braggart, hotshot)
11 years ago|4.7k views|share |citing 
APASmart Define. (2015). boaster thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/boaster/thesaurus/synonyms
ChicagoSmart Define. 2015. "boaster thesaurus" https://smartdefine.org/boaster/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, boaster thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/boaster/thesaurus/synonyms>.
MLASmart Define. "boaster thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/boaster/thesaurus/synonyms>